Address FutureWarning in TrajectoryCollection and TrajectoryStopDetector

[anitagraser]

In tutorials/1-getting-started.ipynb:

traj_collection = mpd.TrajectoryCollection(gdf, 'trajectory_id', t='t')
print(traj_collection)

trajectory_collection.py:155: FutureWarning: In a future version of pandas, a length 1 tuple will be returned when iterating over a groupby with a grouper equal to a list of length 1. Don't supply a list with a single grouper to avoid this warning. for traj_id, values in df.groupby([traj_id_col]):

[anitagraser]

Another FutureWarning:

C:\Users\anita\Documents\GitHub\anitagraser\movingpandas\tutorials\..\movingpandas\trajectory_stop_detector.py:67: FutureWarning: iteritems is deprecated and will be removed in a future version. Use .items instead. for index, data in traj.df[traj.get_geom_column_name()].iteritems():